Researchers at Virginia Tech have developed a working sugar-powered fuel cell with energy density greater than that of current lithium-ion batteries.
Much cheaper, longer-range electric cars are on the way if Japan's Sekisui Chemical claims are realized in 2015.
Scientists with the Department of Energy have designed a new type of battery that they say outpaces the ubiquitous lithium-ion batteries in flammability, cost, and ability to hold a charge.
Yamaha's RX-V475 is a great-sounding 5.1 receiver and a good value, although competitors offer better features and design.
The 2013 Lexus RX 350 lacks some of the more advanced features of rival luxury SUVs, but app integration helps keep it modern. F Sport trim does little for performance, mostly making the ride less comfortable.
The Yamaha RX-V473 is a serviceable 5.1 AV receiver, but given that it has only four HDMI inputs, competing models offer a better value.
The Yamaha RX-V573 is a serviceable 7.1 AV receiver, but with only four HDMI inputs, competing models offer a better value.
Harman's new Signal Doctor technology, announced at CES 2014, restores vibrancy to compressed digital audio tracks.
Yamaha announced five new AV receiver for 2013, adding an MHL-compatible input as well as faster HDMI switching.
Simbol Materials opens an operation in California to extract lithium, zinc, and other metals for batteries from the discharge of geothermal plants.